Director of 3D Engineering

Role: Director of 3D Engineering

Company: Ctruh

Location: Bengaluru (HSR Layout)

Role Overview:

We are looking for a Director of 3D Engineering to lead and scale Ctruh's next-generation 3D and real-time graphics platform. This role sits at the intersection of graphics engineering, platform architecture, and technical leadership.

You will define the technical vision for large-scale 3D systems, lead a team of senior graphics engineers, and architect platforms that power photorealistic 3D experiences, AR/VR capabilities, and scalable 3D asset pipelines.

This is a deep technical leadership role, not purely managerial. You will shape the rendering architecture, asset pipeline, and performance strategy behind experiences viewed by millions of users.

You will work closely with product, design, and leadership teams to transform ambitious visual ideas into high-performance, scalable 3D systems.

What You'll Build:

1. 3D Platform & Rendering Architecture

Define and architect Ctruh's core 3D platform and rendering infrastructure

Design scalable real-time rendering systems for web and AR environments

Lead development of custom WebGL / WebGPU rendering pipelines

Establish frameworks for photorealistic rendering (PBR, IBL, global illumination)

Design material systems, shader libraries, and rendering modules

Drive adoption of next-generation graphics technologies

Architect cross-platform rendering across desktop, mobile, and XR devices

2. High-Performance Graphics Systems

Ensure all 3D experiences achieve smooth performance and visual fidelity

Lead engineering for 60fps rendering across device tiers

Define GPU optimization strategies and rendering performance standards

Implement scalable systems for:

• LOD management
• Instancing and batching
• GPU memory optimization
• Frustum and occlusion culling
• Adaptive rendering pipelines

Establish performance benchmarks and testing pipelines

3. Large-Scale 3D Asset Pipeline

Architect the full 3D asset lifecycle

Define systems for:

• Asset ingestion and validation
• Automated mesh optimization
• Texture compression and streaming
• Geometry processing pipelines
• Progressive model loading

Support formats such as:

• glTF
• USDZ
• FBX
• OBJ
• Collada

Build scalable pipelines for thousands of 3D assets and product variations

4. AR / WebXR Experiences

Define Ctruh's strategy for web-based immersive experiences

Lead development of:

• WebXR experiences in browsers
• AR product placement systems
• Real-world lighting integration
• Environmental reflections and shadows
• Cross-platform AR systems

Enable seamless experiences across iOS, Android, and modern browsers

5. Graphics Team Leadership

Build and lead a high-caliber graphics engineering team

Hire and mentor senior WebGL, rendering, and graphics engineers

Define engineering processes for graphics development and experimentation

Establish internal standards for:

• Rendering quality
• Code architecture
• Performance optimization
• Shader development

Create a culture of graphics craftsmanship and technical excellence

6. Research & Innovation

Explore cutting-edge rendering technologies

Drive R&D initiatives in:

• Real-time ray tracing
• WebGPU
• Path tracing
• Neural rendering
• Photogrammetry
• Procedural materials

Evaluate emerging tools and techniques to keep Ctruh at the forefront of 3D graphics innovation

Technical Stack:

Graphics & Rendering

WebGL 1.0 / WebGL 2.0

WebGPU (emerging)

OpenGL ES

GLSL shaders

3D Formats

glTF 2.0

USDZ

FBX

OBJ

Collada

Tools

Blender

Spector.js

RenderDoc

GPU profilers

Web Technologies

JavaScript / TypeScript

React / Next.js

Modern build tools (Vite, Webpack, Rollup)

3D Frameworks (if applicable)

Three.js

Babylon.js

Performance & Optimization

GPU profiling tools

Chrome DevTools

Draco / meshoptimizer

KTX2 / Basis texture compression

CDN delivery (Cloudflare / AWS CloudFront)

Collaboration & Engineering

Git / GitHub

Technical documentation

Engineering design reviews

System architecture planning

What We're Looking For:

Must-Haves

7+ years of experience in graphics engineering or real-time rendering

Proven experience building large-scale 3D platforms or engines

Deep expertise in WebGL / OpenGL and real-time rendering pipelines

Strong shader development experience (GLSL)

Strong understanding of:

• Physically Based Rendering (PBR)
• BRDF models
• GPU architecture and memory optimization
• 3D math (vectors, matrices, quaternions)

Strong background in performance-critical systems

Experience architecting complex graphics platforms

Demonstrated leadership experience managing senior engineering teams

Strong JavaScript / TypeScript skills

Highly Desirable

Experience with WebGPU

Experience with Unity or Unreal internals

Experience building 3D configurators or digital product visualization

Background in advanced rendering research

Knowledge of:

• Ray tracing
• Path tracing
• Global illumination

Experience with photogrammetry or 3D scanning pipelines

Open-source contributions in graphics or rendering engines

Experience building graphics infrastructure used at scale

Technical Challenges You'll Tackle:

Designing a scalable real-time rendering platform

Delivering photorealistic graphics in web browsers

Handling thousands of 3D assets with complex materials

Achieving mobile-grade performance for advanced graphics

Building cross-platform AR experiences

Managing GPU optimization across multiple device classes

Leading R&D into next-generation rendering technologies

Why Join Ctruh:

Lead the future of web-based 3D experiences

Build a world-class graphics engineering team

Work on ambitious real-time rendering challenges

Push the limits of WebGL, WebGPU, and browser graphics

Create visual experiences used by millions of users

Work in a deep-engineering, performance-driven culture

Access to high-end GPUs, devices, and graphics tools

Backed by NVIDIA, Microsoft, and Google

Location & Work Culture:

Location: Bengaluru (HSR Layout)

Work Model:

6 days a week

5 days in office

Saturdays work from home

Culture Focus

Engineering precision

Visual craftsmanship

Performance optimization

Deep technical ownership

Compensation

Competitive salary

Stock options with 4-year vesting

Performance-based bonuses tied to technical impact and platform success

Ideal Candidate Profile:

You think in rendering pipelines, shaders, and GPU architectures. You have built complex graphics systems and led teams pushing the boundaries of real-time 3D technology.

You combine technical depth with strategic leadership, enabling teams to build beautiful, performant, and scalable 3D platforms.

You care deeply about visual fidelity, engineering excellence, and innovation in graphics technology.

To Apply:

Please provide:

Your resume/CV

Links to 3D platforms, products, or rendering systems you've built

GitHub profile or code samples related to graphics or rendering

Portfolio of real-time 3D work

A short note on the most technically challenging graphics system you've built